Idler for belt conveyers.



'IDLER' FOR BELT GONVEYERS.

APPLICATION FILED APR- 3, 1906. I

2, 6 J ii I a L 4 I *8 1 J I 7 7 move inward as its centermoves downward, and more deflection of the roller will be necessary to produce the tension required. to support the load.

he form of the parts of my device ma be varied and mechanical equivalents su stituted Without modifyin my invention- Having thus describe fully m invention, I claim, and desire to secure by tters Patent of the United States, the following 1. In a belt-conveyer support, the combi-.

nation of a roller, consisting of a spiral spring, journals for said roller, means for attaching said spring to said journals, journal-boxes and supporting means, Substantially as 'described.

'2. I In a beltconveyer support, the combination of a flexible roller, supporting means,

and journal-boxes for said roller, pivotally secured to said supporting means, substantially as described. I

3. In a supporting device for belt conveyers, the combination of a flexible roller,

supporting means, 'infiexible ends for said of the line of the axis 0 roller, secured in rotational relation to said supporting means by d1: ivoted bearings, substantially as describe 4. In a supporting device for belt conyeyers, the combination of a flexiblelroller, supporting, means and bearings for said ro ler, pivoted to said supporting rneansout roller, substantially as described.

5. A belt-conveyer support consisting of a spiral spring, hubs secured thereto and suported 1n rotational relation by pivoted bearlugs, substantially as described.

6. A beltconveyer support consisting of a pxpliral spring,flhubs secured thereto, guiden es and supporting means, substantially as escribed.

In testimony whereof I have signed my name to this specification in! the presence of the two subscribing witnesses.

JOHN J. RIDGWAY.

Witnesses:

F. WQSHUMANN, Jr., RP. HSMUB, Jr.

rotation of said; 

